To correctly complete the "You need to know" topics you must visit all the topic's pages.
Below is an example:
When you have reached the bottom of the list, confirm your response by clicking the Next button in the topic's window.
When back in the general menu, the topic will present a green tick mark, indicating it has been completed successfully:
➢ Blue circle : The topic was opened but not attempted;
➢ Red circle : The topic was opened, attempted, but not completed;
➢ Tick mark : The topic has been completed